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<h1 class="epydoc">Source Code for <a href="pypln.pypln.stores.mongocorpus-module.html">Module pypln.pypln.stores.mongocorpus</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno"> 1</tt>  <tt class="py-line"><tt class="py-comment">#-*- coding:utf-8 -*-</tt> </tt>
<a name="L2"></a><tt class="py-lineno"> 2</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L3"></a><tt class="py-lineno"> 3</tt>  <tt class="py-line"><tt class="py-docstring">This module implements a MongoDB backed NLTK Corpus reader.</tt> </tt>
<a name="L4"></a><tt class="py-lineno"> 4</tt>  <tt class="py-line"><tt class="py-docstring">Adapted from the book "Text processing with NLTK cookbook</tt> </tt>
<a name="L5"></a><tt class="py-lineno"> 5</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L6"></a><tt class="py-lineno"> 6</tt>  <tt class="py-line"><tt class="py-docstring">Usage:</tt> </tt>
<a name="L7"></a><tt class="py-lineno"> 7</tt>  <tt class="py-line"><tt class="py-docstring">=====</tt> </tt>
<a name="L8"></a><tt class="py-lineno"> 8</tt>  <tt class="py-line"><tt class="py-docstring">Instantiate MongoDBCorpusReader with parameter for host, port, db, collection and field</tt> </tt>
<a name="L9"></a><tt class="py-lineno"> 9</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L10"></a><tt class="py-lineno">10</tt>  <tt class="py-line"><tt class="py-name">__author__</tt> <tt class="py-op">=</tt> <tt class="py-string">'flavio'</tt> </tt>
<a name="L11"></a><tt class="py-lineno">11</tt>  <tt class="py-line"> </tt>
<a name="L12"></a><tt class="py-lineno">12</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">pymongo</tt> </tt>
<a name="L13"></a><tt class="py-lineno">13</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-keyword">import</tt> <tt class="py-name">LazyLoader</tt> </tt>
<a name="L14"></a><tt class="py-lineno">14</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt><tt class="py-op">.</tt><tt class="py-name">tokenize</tt> <tt class="py-keyword">import</tt> <tt class="py-name">TreebankWordTokenizer</tt> </tt>
<a name="L15"></a><tt class="py-lineno">15</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt> <tt class="py-keyword">import</tt> <tt class="py-name">FreqDist</tt> </tt>
<a name="L16"></a><tt class="py-lineno">16</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt><tt class="py-op">.</tt><tt class="py-name">util</tt> <tt class="py-keyword">import</tt> <tt class="py-name">AbstractLazySequence</tt><tt class="py-op">,</tt> <tt class="py-name">LazyMap</tt><tt class="py-op">,</tt> <tt class="py-name">LazyConcatenation</tt> </tt>
<a name="L17"></a><tt class="py-lineno">17</tt>  <tt class="py-line"> </tt>
<a name="MongoDBLazySequence"></a><div id="MongoDBLazySequence-def"><a name="L18"></a><tt class="py-lineno">18</tt> <a class="py-toggle" href="#" id="MongoDBLazySequence-toggle" onclick="return toggle('MongoDBLazySequence');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBLazySequence-class.html">MongoDBLazySequence</a><tt class="py-op">(</tt><tt class="py-base-class">AbstractLazySequence</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBLazySequence-collapsed" style="display:none;" pad="++" indent="++++"></div><div id="MongoDBLazySequence-expanded"><a name="MongoDBLazySequence.__init__"></a><div id="MongoDBLazySequence.__init__-def"><a name="L19"></a><tt class="py-lineno">19</tt> <a class="py-toggle" href="#" id="MongoDBLazySequence.__init__-toggle" onclick="return toggle('MongoDBLazySequence.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBLazySequence-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">host</tt><tt class="py-op">=</tt><tt class="py-string">"127.0.0.1"</tt><tt class="py-op">,</tt> <tt class="py-param">port</tt><tt class="py-op">=</tt><tt class="py-number">27017</tt><tt class="py-op">,</tt> <tt class="py-param">db</tt><tt class="py-op">=</tt><tt class="py-string">'test'</tt><tt class="py-op">,</tt><tt class="py-param">collection</tt><tt class="py-op">=</tt><tt class="py-string">'Documentos'</tt><tt class="py-op">,</tt><tt class="py-param">field</tt><tt class="py-op">=</tt><tt class="py-string">'text'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBLazySequence.__init__-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBLazySequence.__init__-expanded"><a name="L20"></a><tt class="py-lineno">20</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-0" class="py-name" targets="Variable pypln.pypln.stores.mongostore.conn=pypln.pypln.stores.mongostore-module.html#conn"><a title="pypln.pypln.stores.mongostore.conn" class="py-name" href="#" onclick="return doclink('link-0', 'conn', 'link-0');">conn</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pymongo</tt><tt class="py-op">.</tt><tt class="py-name">Connection</tt><tt class="py-op">(</tt><tt class="py-name">host</tt><tt class="py-op">,</tt><tt class="py-name">port</tt><tt class="py-op">)</tt> </tt>
<a name="L21"></a><tt class="py-lineno">21</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Function pypln.pypln.stores.mongostore.collection()=pypln.pypln.stores.mongostore-module.html#collection"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-1', 'collection', 'link-1');">collection</a></tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-2" class="py-name"><a title="pypln.pypln.stores.mongostore.conn" class="py-name" href="#" onclick="return doclink('link-2', 'conn', 'link-0');">conn</a></tt><tt class="py-op">[</tt><tt class="py-name">db</tt><tt class="py-op">]</tt><tt class="py-op">[</tt><tt id="link-3" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-3', 'collection', 'link-1');">collection</a></tt><tt class="py-op">]</tt> </tt>
<a name="L22"></a><tt class="py-lineno">22</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">field</tt> <tt class="py-op">=</tt> <tt class="py-name">field</tt> </tt>
</div><a name="L23"></a><tt class="py-lineno">23</tt>  <tt class="py-line"> </tt>
<a name="MongoDBLazySequence.__len__"></a><div id="MongoDBLazySequence.__len__-def"><a name="L24"></a><tt class="py-lineno">24</tt> <a class="py-toggle" href="#" id="MongoDBLazySequence.__len__-toggle" onclick="return toggle('MongoDBLazySequence.__len__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBLazySequence-class.html#__len__">__len__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBLazySequence.__len__-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBLazySequence.__len__-expanded"><a name="L25"></a><tt class="py-lineno">25</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-4" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-4', 'collection', 'link-1');">collection</a></tt><tt class="py-op">.</tt><tt class="py-name">count</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L26"></a><tt class="py-lineno">26</tt>  <tt class="py-line"> </tt>
<a name="MongoDBLazySequence.iterate_from"></a><div id="MongoDBLazySequence.iterate_from-def"><a name="L27"></a><tt class="py-lineno">27</tt> <a class="py-toggle" href="#" id="MongoDBLazySequence.iterate_from-toggle" onclick="return toggle('MongoDBLazySequence.iterate_from');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBLazySequence-class.html#iterate_from">iterate_from</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">start</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBLazySequence.iterate_from-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBLazySequence.iterate_from-expanded"><a name="L28"></a><tt class="py-lineno">28</tt>  <tt class="py-line">        <tt class="py-name">f</tt> <tt class="py-op">=</tt> <tt class="py-keyword">lambda</tt> <tt class="py-name">d</tt><tt class="py-op">:</tt> <tt class="py-name">d</tt><tt class="py-op">.</tt><tt class="py-name">get</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">field</tt><tt class="py-op">,</tt><tt class="py-string">''</tt><tt class="py-op">)</tt> </tt>
<a name="L29"></a><tt class="py-lineno">29</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">iter</tt><tt class="py-op">(</tt><tt class="py-name">LazyMap</tt><tt class="py-op">(</tt><tt class="py-name">f</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-5', 'collection', 'link-1');">collection</a></tt><tt class="py-op">.</tt><tt class="py-name">find</tt><tt class="py-op">(</tt><tt class="py-name">fields</tt><tt class="py-op">=</tt><tt class="py-op">[</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">field</tt><tt class="py-op">]</tt><tt class="py-op">,</tt><tt class="py-name">skip</tt><tt class="py-op">=</tt><tt id="link-6" class="py-name" targets="Method pypln.pypln.sinks.base.BaseSink.start()=pypln.pypln.sinks.base.BaseSink-class.html#start,Method pypln.pypln.sinks.dummy_sink.DummySink.start()=pypln.pypln.sinks.dummy_sink.DummySink-class.html#start,Method pypln.pypln.sinks.mongo_insert_sink.MongoInsertSink.start()=pypln.pypln.sinks.mongo_insert_sink.MongoInsertSink-class.html#start,Method pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink.start()=pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink-class.html#start,Method pypln.pypln.sinks.raw_document_sink.RawDocumentSink.start()=pypln.pypln.sinks.raw_document_sink.RawDocumentSink-class.html#start,Method pypln.pypln.workers.base.BaseWorker.start()=pypln.pypln.workers.base.BaseWorker-class.html#start,Method pypln.pypln.workers.base.PushPullWorker.start()=pypln.pypln.workers.base.PushPullWorker-class.html#start,Method pypln.pypln.workers.dummy_worker.DummyWorker.start()=pypln.pypln.workers.dummy_worker.DummyWorker-class.html#start,Method pypln.pypln.workers.enc_detect_worker.EncodingWorker.start()=pypln.pypln.workers.enc_detect_worker.EncodingWorker-class.html#start,Method pypln.pypln.workers.mime_detect_worker.MimeWorker.start()=pypln.pypln.workers.mime_detect_worker.MimeWorker-class.html#start,Method pypln.pypln.workers.palavras_worker.Palavras_worker.start()=pypln.pypln.workers.palavras_worker.Palavras_worker-class.html#start,Method pypln.pypln.workers.parser_worker.ParserWorker.start()=pypln.pypln.workers.parser_worker.ParserWorker-class.html#start"><a title="pypln.pypln.sinks.base.BaseSink.start
pypln.pypln.sinks.dummy_sink.DummySink.start
pypln.pypln.sinks.mongo_insert_sink.MongoInsertSink.start
pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink.start
pypln.pypln.sinks.raw_document_sink.RawDocumentSink.start
pypln.pypln.workers.base.BaseWorker.start
pypln.pypln.workers.base.PushPullWorker.start
pypln.pypln.workers.dummy_worker.DummyWorker.start
pypln.pypln.workers.enc_detect_worker.EncodingWorker.start
pypln.pypln.workers.mime_detect_worker.MimeWorker.start
pypln.pypln.workers.palavras_worker.Palavras_worker.start
pypln.pypln.workers.parser_worker.ParserWorker.start" class="py-name" href="#" onclick="return doclink('link-6', 'start', 'link-6');">start</a></tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L30"></a><tt class="py-lineno">30</tt>  <tt class="py-line"> </tt>
<a name="MongoDBCorpusReader"></a><div id="MongoDBCorpusReader-def"><a name="L31"></a><tt class="py-lineno">31</tt> <a class="py-toggle" href="#" id="MongoDBCorpusReader-toggle" onclick="return toggle('MongoDBCorpusReader');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html">MongoDBCorpusReader</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBCorpusReader-collapsed" style="display:none;" pad="++" indent="++++"></div><div id="MongoDBCorpusReader-expanded"><a name="L32"></a><tt class="py-lineno">32</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L33"></a><tt class="py-lineno">33</tt>  <tt class="py-line"><tt class="py-docstring">    Corpus Reader to deal with text stored on a collection of a MongoDB database.</tt> </tt>
<a name="L34"></a><tt class="py-lineno">34</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L35"></a><tt class="py-lineno">35</tt>  <tt class="py-line">    <tt class="py-comment">#TODO: introduce language specification to select appropriate tokenizers</tt> </tt>
<a name="MongoDBCorpusReader.__init__"></a><div id="MongoDBCorpusReader.__init__-def"><a name="L36"></a><tt class="py-lineno">36</tt> <a class="py-toggle" href="#" id="MongoDBCorpusReader.__init__-toggle" onclick="return toggle('MongoDBCorpusReader.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">word_tokenizer</tt><tt class="py-op">=</tt><tt class="py-name">TreebankWordTokenizer</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-param">sent_tokenizer</tt><tt class="py-op">=</tt><tt class="py-name">LazyLoader</tt><tt class="py-op">(</tt><tt class="py-string">'tokenizers/punkt/english.pickle'</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-op">**</tt><tt class="py-param">kwargs</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBCorpusReader.__init__-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBCorpusReader.__init__-expanded"><a name="L37"></a><tt class="py-lineno">37</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_seq</tt> <tt class="py-op">=</tt> <tt id="link-7" class="py-name" targets="Class pypln.pypln.stores.mongocorpus.MongoDBLazySequence=pypln.pypln.stores.mongocorpus.MongoDBLazySequence-class.html"><a title="pypln.pypln.stores.mongocorpus.MongoDBLazySequence" class="py-name" href="#" onclick="return doclink('link-7', 'MongoDBLazySequence', 'link-7');">MongoDBLazySequence</a></tt><tt class="py-op">(</tt><tt class="py-op">**</tt><tt class="py-name">kwargs</tt><tt class="py-op">)</tt> </tt>
<a name="L38"></a><tt class="py-lineno">38</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_word_tokenize</tt> <tt class="py-op">=</tt> <tt class="py-name">word_tokenizer</tt><tt class="py-op">.</tt><tt class="py-name">tokenize</tt> </tt>
<a name="L39"></a><tt class="py-lineno">39</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_sent_tokenize</tt> <tt class="py-op">=</tt> <tt class="py-name">sent_tokenizer</tt><tt class="py-op">.</tt><tt class="py-name">tokenize</tt> </tt>
</div><a name="MongoDBCorpusReader.text"></a><div id="MongoDBCorpusReader.text-def"><a name="L40"></a><tt class="py-lineno">40</tt> <a class="py-toggle" href="#" id="MongoDBCorpusReader.text-toggle" onclick="return toggle('MongoDBCorpusReader.text');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#text">text</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBCorpusReader.text-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBCorpusReader.text-expanded"><a name="L41"></a><tt class="py-lineno">41</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L42"></a><tt class="py-lineno">42</tt>  <tt class="py-line"><tt class="py-docstring">        Returns lazy iterator over the texts in the corpus.</tt> </tt>
<a name="L43"></a><tt class="py-lineno">43</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L44"></a><tt class="py-lineno">44</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_seq</tt> </tt>
</div><a name="L45"></a><tt class="py-lineno">45</tt>  <tt class="py-line"><tt class="py-comment">#TODO: create decorators to cache token lists and sentence lists on the database</tt> </tt>
<a name="MongoDBCorpusReader.words"></a><div id="MongoDBCorpusReader.words-def"><a name="L46"></a><tt class="py-lineno">46</tt> <a class="py-toggle" href="#" id="MongoDBCorpusReader.words-toggle" onclick="return toggle('MongoDBCorpusReader.words');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#words">words</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBCorpusReader.words-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBCorpusReader.words-expanded"><a name="L47"></a><tt class="py-lineno">47</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">LazyConcatenation</tt><tt class="py-op">(</tt><tt class="py-name">LazyMap</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_word_tokenize</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-8" class="py-name" targets="Method pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text()=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#text"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-8', 'text', 'link-8');">text</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="MongoDBCorpusReader.sents"></a><div id="MongoDBCorpusReader.sents-def"><a name="L48"></a><tt class="py-lineno">48</tt> <a class="py-toggle" href="#" id="MongoDBCorpusReader.sents-toggle" onclick="return toggle('MongoDBCorpusReader.sents');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#sents">sents</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MongoDBCorpusReader.sents-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MongoDBCorpusReader.sents-expanded"><a name="L49"></a><tt class="py-lineno">49</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">LazyConcatenation</tt><tt class="py-op">(</tt><tt class="py-name">LazyMap</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_sent_tokenize</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-9', 'text', 'link-8');">text</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L50"></a><tt class="py-lineno">50</tt>  <tt class="py-line"> </tt>
<a name="L51"></a><tt class="py-lineno">51</tt>  <tt class="py-line"> </tt>
<a name="L52"></a><tt class="py-lineno">52</tt>  <tt class="py-line"><tt class="py-keyword">if</tt> <tt class="py-name">__name__</tt><tt class="py-op">==</tt><tt class="py-string">"__main__"</tt><tt class="py-op">:</tt> </tt>
<a name="L53"></a><tt class="py-lineno">53</tt>  <tt class="py-line">    <tt class="py-name">reader</tt> <tt class="py-op">=</tt> <tt id="link-10" class="py-name" targets="Class pypln.pypln.stores.mongocorpus.MongoDBCorpusReader=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader" class="py-name" href="#" onclick="return doclink('link-10', 'MongoDBCorpusReader', 'link-10');">MongoDBCorpusReader</a></tt><tt class="py-op">(</tt><tt class="py-name">db</tt><tt class="py-op">=</tt><tt class="py-string">'Results'</tt><tt class="py-op">,</tt><tt id="link-11" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-11', 'collection', 'link-1');">collection</a></tt><tt class="py-op">=</tt><tt class="py-string">'Documentos'</tt><tt class="py-op">,</tt><tt class="py-name">field</tt><tt class="py-op">=</tt><tt class="py-string">'text'</tt><tt class="py-op">)</tt> </tt>
<a name="L54"></a><tt class="py-lineno">54</tt>  <tt class="py-line">    <tt class="py-keyword">print</tt> <tt class="py-name">reader</tt><tt class="py-op">.</tt><tt id="link-12" class="py-name" targets="Method pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents()=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#sents"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents" class="py-name" href="#" onclick="return doclink('link-12', 'sents', 'link-12');">sents</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L55"></a><tt class="py-lineno">55</tt>  <tt class="py-line">    <tt class="py-keyword">print</tt> <tt class="py-name">reader</tt><tt class="py-op">.</tt><tt id="link-13" class="py-name" targets="Method pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.words()=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#words"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.words" class="py-name" href="#" onclick="return doclink('link-13', 'words', 'link-13');">words</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">type</tt><tt class="py-op">(</tt><tt class="py-name">reader</tt><tt class="py-op">.</tt><tt id="link-14" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.words" class="py-name" href="#" onclick="return doclink('link-14', 'words', 'link-13');">words</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L56"></a><tt class="py-lineno">56</tt>  <tt class="py-line"><tt class="py-comment">#    print FreqDist(reader.words())</tt> </tt>
<a name="L57"></a><tt class="py-lineno">57</tt>  <tt class="py-line">    <tt class="py-keyword">print</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">reader</tt><tt class="py-op">.</tt><tt id="link-15" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-15', 'text', 'link-8');">text</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L58"></a><tt class="py-lineno">58</tt>  <tt class="py-line">    <tt class="py-keyword">print</tt> <tt class="py-name">reader</tt><tt class="py-op">.</tt><tt id="link-16" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-16', 'text', 'link-8');">text</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">]</tt> </tt>
<a name="L59"></a><tt class="py-lineno">59</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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